涡轮， 发动机内，从燃烧过的高温高压气体中撷取动能的转动部份。
TURBINE, A rotating part of an engine which extracts kinetic energy from the combustion chamber gases.
如果你去过美国的那部份地区，这就是大量燃烧及闷烧的煤废气看起来的样子。
And if you've been in that part of the country, this is what those piles of burning, smoldering coal waste look like.
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